jamisonflyons jamisonflyons

26-05-2021
Chemistry

contestada

Choose all the answers that apply.

Magnesium (Mg) has 12 protons and 12 neutrons. Magnesium has_____.

an atomic weight of 12
an atomic number of 24
12 electrons
an atomic mass of 24
5 electron shells

Respuesta :

nicolegrass16 nicolegrass16

26-05-2021

Answer:

an atomic mass of 24,5 electron

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